Aon plc
AON- Exchange
- NYSE
- Industry
- Insurance Agents, Brokers & Service
- SEC CIK
- 0000315293
In the last 90 days, Aon plc insiders filed 1 open-market purchase and 3 sales; 1,273 institutions reported holding it in 13F filings for Q2 2026, worth $63.9B in total; 4 superinvestors hold it, including Viking Global Investors and Baupost Group.
13F holders, Q2 2026
Institutional positions in Aon plc as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 1,273
- +25 vs. Q1 2026
- Shares held
- 192.7M
- +5.20M (+2.8%) vs. Q1 2026
- Total value
- $63.9B
- +$3.31B (+5.5%) vs. Q1 2026
- New holders
- 140
- 472 more added
- Sold out
- 115
- 458 more reduced
17 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting AON on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,273 | $63.9B |
| Q1 2026 | 1,265 | $60.6B |
| Q4 2025 | 1,288 | $66.7B |
| Q3 2025 | 1,254 | $66.3B |
| Q2 2025 | 1,232 | $69.3B |
| Q1 2025 | 1,275 | $77.1B |
| Q4 2024 | 1,195 | $69.1B |
| Q3 2024 | 1,148 | $66.1B |
| Q2 2024 | 1,110 | $55.4B |
| Q1 2024 | 1,086 | $57.4B |
| Q4 2023 | 1,066 | $49.8B |
| Q3 2023 | 1,048 | $56.4B |
| Q2 2023 | 1,024 | $61.2B |
| Q1 2023 | 1,014 | $55.7B |
| Q4 2022 | 1,034 | $52.6B |
| Q3 2022 | 950 | $48.4B |
| Q2 2022 | 966 | $49.5B |
| Q1 2022 | 985 | $61.2B |
| Q4 2021 | 995 | $56.5B |
| Q3 2021 | 917 | $57.2B |
| Q2 2021 | 912 | $53.4B |
| Q1 2021 | 919 | $51.4B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Aon plc; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ossiam | 5,128 | $1.70M | 0.02% | +144+2.9% | Added |
| Romano Brothers and Company | 5,121 | $1.70M | 0.17% | +239+4.9% | Added |
| Exchange Traded Concepts, LLC | 5,114 | $1.70M | 0.01% | +1,004+24.4% | Added |
| Snowden Capital Advisors LLC | 5,055 | $1.68M | 0.04% | −19−0.4% | Reduced |
| Patriot Financial Group Insurance Agency, LLC | 5,053 | $1.68M | 0.17% | +5,053 | New |
| Coldstream Capital Management Inc | 5,022 | $1.67M | 0.02% | +35+0.7% | Added |
| Farther Finance Advisors, LLC | 5,005 | $1.66M | 0.01% | +1,151+29.9% | Added |
| Cohen Klingenstein LLC | 5,000 | $1.66M | 0.05% | 00.0% | Unchanged |
| CAPROCK Group, Inc. | 4,989 | $1.65M | 0.03% | −52−1.0% | Reduced |
| Triumph Capital Management | 4,953 | $1.64M | 0.30% | +10.0% | Added |
| Brown Advisory Inc | 4,949 | $1.64M | 0.00% | −604−10.9% | Reduced |
| Vise Technologies, Inc. | 4,945 | $1.64M | 0.02% | +1,611+48.3% | Added |
| Salvus Wealth Management, LLC | 4,935 | $1.64M | 0.92% | −1,782−26.5% | Reduced |
| Auxier Asset Management | 4,922 | $1.63M | 0.22% | +700+16.6% | Added |
| Verdence Capital Advisors LLC | 4,916 | $1.63M | 0.09% | −2,715−35.6% | Reduced |
| Delta Global Management LP | 4,884 | $1.62M | 0.18% | +4,884 | New |
| Oppenheimer Asset Management Inc. | 4,871 | $1.62M | 0.02% | −21,521−81.5% | Reduced |
| We Are One Seven, LLC | 4,870 | $1.62M | 0.03% | +81+1.7% | Added |
| Mesirow Financial Investment Management, Inc. | 4,859 | $1.61M | 0.03% | −38−0.8% | Reduced |
| Plato Investment Management Ltd | 4,832 | $1.59M | 0.09% | 00.0% | Unchanged |
| Mattern Capital Management, LLC | 4,798 | $1.59M | 0.19% | +682+16.6% | Added |
| Argent Trust Co | 4,767 | $1.58M | 0.05% | +85+1.8% | Added |
| Quadrant Capital Group LLC | 4,766 | $1.58M | 0.04% | +61+1.3% | Added |
| Aster Capital Management (DIFC) Ltd | 4,703 | $1.56M | 0.33% | +3,791+415.7% | Added |
| FSB Premier Wealth Management, Inc. | 4,591 | $1.52M | 0.43% | +4,591 | New |
| Kayne Anderson Rudnick Investment Management LLC | 4,536 | $1.50M | 0.00% | +4,127+1,009.0% | Added |
| Buckingham Strategic Partners | 4,503 | $1.49M | 0.01% | +656+17.1% | Added |
| Modern Wealth Management, LLC | 4,497 | $1.49M | 0.02% | +1,947+76.4% | Added |
| LMR Partners LLP | 4,490 | $1.49M | 0.01% | +4,490 | New |
| Krilogy Financial LLC | 4,460 | $1.48M | 0.04% | +2,465+123.6% | Added |
| Syon Capital LLC | 4,441 | $1.47M | 0.06% | −148−3.2% | Reduced |
| Biltmore Family Office, LLC | 4,423 | $1.47M | 0.19% | +181+4.3% | Added |
| Huntington National Bank | 4,389 | $1.46M | 0.01% | +503+12.9% | Added |
| Enterprise Financial Services Corp | 4,360 | $1.45M | 0.59% | −37−0.8% | Reduced |
| Arkadios Wealth Advisors | 4,308 | $1.43M | 0.02% | −26−0.6% | Reduced |
| Dynasty Wealth Management, LLC | 4,262 | $1.41M | 0.01% | +278+7.0% | Added |
| Applied Finance Capital Management, LLC | 4,196 | $1.39M | 0.10% | +4,196 | New |
| Pallas Capital Advisors LLC | 4,193 | $1.39M | 0.04% | +1,889+82.0% | Added |
| Private Wealth Asset Management, LLC | 4,183 | $1.39M | 0.13% | −50−1.2% | Reduced |
| Warren Averett Asset Management, LLC | 4,162 | $1.38M | 0.01% | −17,911−81.1% | Reduced |
| Principal Securities, Inc. | 4,140 | $1.37M | 0.02% | +811+24.4% | Added |
| Chesley Taft & Associates LLC | 4,081 | $1.35M | 0.05% | +8+0.2% | Added |
| Logan Capital Management Inc | 4,062 | $1.35M | 0.05% | +4,062 | New |
| Waddell & Associates, LLC | 4,050 | $1.34M | 0.07% | +2,475+157.1% | Added |
| Diversify Wealth Management, LLC | 3,644 | $1.34M | 0.02% | −985−21.3% | Reduced |
| Diversify Advisory Services, LLC | 3,644 | $1.34M | 0.02% | +2,837+351.5% | Added |
| Vestcor Inc | 4,010 | $1.33M | 0.03% | 00.0% | Unchanged |
| Personal Cfo Solutions, LLC | 3,993 | $1.32M | 0.19% | −2,338−36.9% | Reduced |
| Bull Harbor Capital LLC | 3,948 | $1.31M | 0.26% | +2,033+106.2% | Added |
| V-Square Quantitative Management LLC | 3,913 | $1.30M | 0.12% | +2,108+116.8% | Added |
| Ellis Investment Partners, LLC | 3,902 | $1.29M | 0.20% | −10.0% | Reduced |
| Kampmann Melissa S. | 3,900 | $1.29M | 0.98% | −3,455−47.0% | Reduced |
| Highland Capital Management, LLC | 3,900 | $1.29M | 0.06% | +50+1.3% | Added |
| Accredited Investors Inc. | 3,868 | $1.28M | 0.06% | −199−4.9% | Reduced |
| Catalyst Funds Management Pty Ltd | 3,840 | $1.27M | 0.07% | +3,840 | New |
| LGT Fund Management Co Ltd. | 3,818 | $1.27M | 0.05% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 3,783 | $1.25M | 0.03% | −5,403−58.8% | Reduced |
| NorthRock Partners, LLC | 3,711 | $1.23M | 0.02% | +28+0.8% | Added |
| Dorsey & Whitney Trust CO LLC | 3,684 | $1.22M | 0.06% | +134+3.8% | Added |
| Chicago Capital, LLC | 3,675 | $1.22M | 0.03% | +552+17.7% | Added |
| Greenland Capital Management LP | 3,650 | $1.21M | 0.23% | −675−15.6% | Reduced |
| HF Advisory Group, LLC | 3,638 | $1.21M | 0.37% | +2,899+392.3% | Added |
| First American Bank | 3,540 | $1.17M | 0.07% | 00.0% | Unchanged |
| Canandaigua National Bank & Trust Co | 3,540 | $1.17M | 0.10% | +3,540 | New |
| Canton Hathaway, LLC | 3,500 | $1.16M | 0.22% | 00.0% | Unchanged |
| Y-Intercept (Hong Kong) Ltd | 3,478 | $1.15M | 0.02% | +3,478 | New |
| AustralianSuper Pty Ltd | 3,454 | $1.15M | 0.00% | +3,454 | New |
| Beacon Pointe Advisors, LLC | 3,449 | $1.14M | 0.01% | −2,450−41.5% | Reduced |
| Baldwin Investment Management, LLC | 3,445 | $1.14M | 0.11% | +2,545+282.8% | Added |
| Novem Group | 3,425 | $1.14M | 0.12% | +3,425 | New |
| Harbor Capital Advisors, Inc. | 3,423 | $1.14M | 0.08% | +7+0.2% | Added |
| ABN AMRO Bank N.V. | 3,402 | $1.13M | 0.01% | 00.0% | Unchanged |
| LGT Group Foundation | 3,400 | $1.13M | 0.01% | −2−0.1% | Reduced |
| Virtu Financial LLC | 3,397 | $1.13M | 0.04% | +3,397 | New |
| Vestmark Advisory Solutions, Inc. | 3,394 | $1.13M | 0.01% | −4,547−57.3% | Reduced |
| Evolve Private Wealth, LLC | 3,389 | $1.12M | 0.07% | −195−5.4% | Reduced |
| Perigon Wealth Management, LLC | 3,363 | $1.12M | 0.02% | +363+12.1% | Added |
| CV Advisors LLC | 3,355 | $1.11M | 0.21% | +3,355 | New |
| Regal Investment Advisors LLC | 3,353 | $1.11M | 0.06% | −362−9.7% | Reduced |
| Greenleaf Trust | 3,342 | $1.11M | 0.01% | −35−1.0% | Reduced |
| Pictet & Cie (Europe) SA | 3,335 | $1.11M | 0.02% | 00.0% | Unchanged |
| Holistic Planning, LLC | 3,320 | $1.10M | 0.17% | +29+0.9% | Added |
| AlphaCore Capital LLC | 3,301 | $1.09M | 0.02% | +1,961+146.3% | Added |
| Duncker Streett & Co Inc | 3,289 | $1.09M | 0.18% | 00.0% | Unchanged |
| Jefferies Financial Group Inc. | 3,288 | $1.09M | 0.01% | +2,284+227.5% | Added |
| Signaturefd, LLC | 3,252 | $1.08M | 0.01% | −165−4.8% | Reduced |
| Northwest & Ethical Investments L.P. | 3,254 | $1.08M | 0.03% | −4,298−56.9% | Reduced |
| Raiffeisen Bank International AG | 3,288 | $1.08M | 0.01% | −18−0.5% | Reduced |
| Frank, Rimerman Advisors LLC | 3,215 | $1.07M | 0.06% | +142+4.6% | Added |
| Private Trust Co NA | 3,215 | $1.07M | 0.09% | +6+0.2% | Added |
| Rathbone Brothers plc | 3,210 | $1.06M | 0.00% | +36+1.1% | Added |
| Diversified Enterprises, LLC | 3,208 | $1.06M | 0.05% | +10.0% | Added |
| Comprehensive Financial Management LLC | 3,197 | $1.06M | 0.03% | 00.0% | Unchanged |
| Kovitz Investment Group Partners, LLC | 3,162 | $1.05M | 0.02% | −563−15.1% | Reduced |
| Venturi Wealth Management, LLC | 3,097 | $1.03M | 0.04% | −92−2.9% | Reduced |
| Citrine Capital LLC | 3,072 | $1.02M | 0.38% | +2+0.1% | Added |
| Ritholtz Wealth Management | 3,070 | $1.02M | 0.02% | +318+11.6% | Added |
| Marble Harbor Investment Counsel, LLC | 3,069 | $1.02M | 0.10% | −31−1.0% | Reduced |
| Henshaw Capital LLC | 3,058 | $1.01M | 0.03% | 00.0% | Unchanged |
| NBT Bank N A | 3,055 | $1.01M | 0.07% | −600−16.4% | Reduced |